G4Qt3D.cc

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// John Allison  17th June 2019
 
#include "G4Qt3D.hh"
#include "G4Qt3DSceneHandler.hh"
#include "G4Qt3DViewer.hh"
 
#include "G4UIQt.hh"
#include "G4UImanager.hh"
#include "G4UIbatch.hh"
 
#define G4warn G4cout
 
G4Qt3D::G4Qt3D():
G4VGraphicsSystem
("Qt3D",
 "Qt3D",
 "Qt3D graphics driver",
 G4VGraphicsSystem::threeDInteractive) {}
 
G4Qt3D::~G4Qt3D() {}
 
G4VSceneHandler* G4Qt3D::CreateSceneHandler(const G4String& name) {
  G4VSceneHandler* pScene = new G4Qt3DSceneHandler(*this, name);
  return pScene;
}
 
G4VViewer* G4Qt3D::CreateViewer(G4VSceneHandler& scene,
                               const G4String& name) {
  G4VViewer* pView =
  new G4Qt3DViewer((G4Qt3DSceneHandler&) scene, name);
  if (pView) {
    if (pView->GetViewId() < 0) {
      G4warn <<
      "G4Qt3D::CreateViewer: ERROR flagged by negative"
      " view id in G4Qt3DViewer creation."
      "\n Destroying view and returning null pointer."
      << G4endl;
      delete pView;
      pView = 0;
    }
  }
  if (!pView) {
    G4warn <<
    "G4Qt3D::CreateViewer: ERROR: null pointer on new G4Qt3DViewer."
    << G4endl;
  }
  return pView;
}
 
G4bool G4Qt3D::IsUISessionCompatible () const
{
  // Qt windows require a Qt session.
  G4UIsession* baseSession = G4UImanager::GetUIpointer()->GetBaseSession();
  if (dynamic_cast<G4UIQt*>(baseSession) != nullptr) return true;
  return false;
}